LongCat-Image Meituan vs Seedream 4.0 ByteDance

LongCat-Image

• + Excellent realism with high-quality textures on the book and sphere
• + Strong adherence to the window lighting source coming from the left
• + Realistic reflections in the glass and the sphere

• − The glass cube is missing its top face, appearing more like an open box or three-sided structure

Seedream 4.0

• + Clearer spatial arrangement with the plant visibly behind the cube
• + Includes a defined top face to the glass cube
• + Good composition with natural light patterns on the wooden table

• − The sphere color is a bit saturated and flat compared to the realism of the rest of the scene
• − Lower resolution/softness in the plant details

LongCat-Image

• + Excellent handling of wet pavement reflections and rainy atmosphere.
• + Cinematic lighting with professional-looking shallow depth of field.
• + Accurate character details and clothing texture.

• − The red bicycle is structurally nonsensical with multiple extra wheels and forks.
• − Failure to include the requested motion blur on the passing cars.
• − Framing feels a bit too balanced for the 'imperfect' request.

Seedream 4.0

• + Successfully captured the motion blur of the passing cars as requested.
• + Realistic tools on the ground add to the narrative of 'repairing'.
• + The bicycle structure is more grounded and believable than the other model.

• − The rain and wet pavement look less convincing and more like a filter.
• − Skin textures are slightly smoothed, lacking the 'natural skin' detail requested.
• − Visual quality is lower with some muddiness in the background details.

LongCat-Image

• + Excellent depiction of ornate, engraved plate armor with high structural consistency.
• + Clear inclusion of both hair beads and intricate leather strap details.
• + Balanced composition with professional-grade lighting and reflections.

• − The facial wounds look a bit like digital paint or 'stamps' rather than natural scarring.
• − The character looks a bit too pristine for 'battle-worn' compared to the second image.

Seedream 4.0

• + Superb 'battle-worn' aesthetic with realistic dirt and grimy skin textures.
• + Intense, lifelike eyes that carry emotion and weight.
• + Effective use of warm torchlight and high-contrast, moody atmosphere.

• − The armor engraving is slightly less crisp and defined than in Model A.
• − One of the leather straps on the chest appears to float or lacks a clear attachment point.

LongCat-Image

• + Excellent structure that successfully incorporates all requested menu sections and layout requirements.
• + Professional and vibrant color palette that fits the casual dining aesthetic.
• + Includes realistic price-point indicators and organized text columns.

• − Text is comprised of unintelligible gibberish characters.
• − Large amounts of visual noise and artifacts on several small food photos.

Seedream 4.0

• + Perfect legibility of the required section headers (Appetizers, Pizza, Mains).
• + High-quality, appetizing food photography with consistent lighting.
• + Clean and modern minimalist aesthetic.

• − Lacks the actual 'menu' components like descriptions or prices, appearing more like a mood board or cover page.
• − Composition is a bit disjointed with significant white space in the center.

LongCat-Image

• + Perfect text accuracy for the price, title, and subtitle.
• + Exceptional photorealistic textures on the bun, meat, and melting cheese.
• + Very clean and professional composition suitable for a high-end food advertisement.

• − The burger is not 'exploded' as requested; the components are mostly stacked together.
• − The starburst graphic looks a bit like a sticker rather than integrated into the fiery scene.

Seedream 4.0

• + Excellent adherence to the 'exploded burger' prompt with mid-air suspension.
• + Dynamic sense of motion with swirled effects and flying components.
• + The fiery, glowing text effect is visually stunning and fits the background perfectly.

• − Incorrect price displayed (€5.99 instead of €6.99).
• − Lower image clarity and detail compared to the competitor, with slightly muddy textures on the produce.

LongCat-Image

• + Natural chalk dust effects on the bottom of the frame.
• + Pleasant bokeh in the café background.

• − Severely failed text rendering with almost all words misspelled.
• − Layout is awkward with the prices separated from the text lines.
• − Failed to capture the requested elegant cursive for the title.

Seedream 4.0

• + Excellent text rendering with almost perfect spelling of complex words.
• + Highly realistic chalk texture with smudges and natural variations.
• + Perfect adherence to the prompt's layout and cursive title requirement.

• − Slightly cropped on the left side, though it fits the aesthetic.

LongCat-Image

• + High clarity on the harness and astronaut suit details.
• + Contains interesting background elements like lunar modules and multiple planets.
• + Strong lighting consistency between the subject and the landscape.

• − Anatomy errors including five legs/hooves on the horse.
• − Nonsensical objects in the sky like the distorted plane-like structure.
• − The prompt instruction 'horse on top' was intended to be surreal (horse riding the human), but the model defaulted to a standard rider.

Seedream 4.0

• + More cinematic lighting with beautiful nebulae and reflections in the visor.
• + Better dynamic posing with the horse rearing up.
• + Cleaner composition with fewer distracting hallucinations in the background.

• − Anatomy issues with multiple front legs merged together.
• − Failed the specific surreal prompt instruction 'horse on top, not vice versa'.
• − Low-resolution texture on the lunar surface.

LongCat-Image

• + High resolution and Sharp textures on the capybara fur
• + Detailed background with recognizable NYC-style bokeh
• + Clothing on capybara is well-tailored and realistic

• − The capybara's hand/paw looks more like a human hand with dark skin, which is slightly unsettling
• − Included an extra person in the back seat not requested in the prompt

Seedream 4.0

• + Excellent adherence to the 'both paws on the steering wheel' instruction
• + Captures the 'bored' expression of the businesswoman perfectly as requested
• + Composition feels more grounded and focuses on the capybara's facial expression

• − Image resolution is slightly lower/softer compared to model a
• − Lighting on the capybara's face is a bit flat

LongCat-Image

• + Excellent legibility for the main title and most sub-text.
• + The thorn and web border is very clean and fits the vintage aesthetic well.
• + High contrast and vibrant colors create a polished look.

• − Failed to accurately spell 'The Arches' and 'NYC' in the bottom text.
• − The central cutout style feels more like a modern collage than an old parchment poster.

Seedream 4.0

• + Perfect text accuracy, correctly spelling all event details including 'The Arches, NYC'.
• + Superior atmosphere with more cohesive 'moody night sky' and 'twisted trees' integration.
• + The design feels like a single unified vintage poster rather than layered assets.

• − The text on the small scroll banner is slightly warped and harder to read.
• − Lower contrast on the main title compared to the other model.

LongCat-Image

• + Excellent 3D miniature 'claymation' style that matches the 3D cartoon request perfectly.
• + Very clean typography and creative integration of the Japan flag into the text layout.
• + Superior texture work on the salmon and tuna pieces.

• − The rice grains look like large white beans, appearing slightly less appetizing.
• − The text is slightly offset to the left rather than perfectly centered in the frame.

Seedream 4.0

• + Provides a more diverse selection of sushi including rolls and ikura.
• + Strong adherence to the isometric perspective and diorama base request.
• + Accurate text and flag placement.

• − The textures look slightly more generic and less like high-quality 3D render materials compared to A.
• − Lighting is a bit harsher with less 'gentle' falloff.

LongCat-Image

• + Strong god rays and vibrant warm lighting.
• + Very clean rendered features on the puppy and fox.
• + Clear inclusion of butterflies.

• − Anatomical failure by merging the kitten and the bunny into a single hybrid creature.
• − Dew drops appear as flat, floating circles lacking realistic physics.
• − Composition is a bit static with the animals just sitting/standing rather than 'tumbling'.

Seedream 4.0

• + Successfully includes all four distinct animals: puppy, kitten, bunny, and fox.
• + Excellent dynamic posing that captures the 'tumbling' and 'chasing' action requested.
• + Beautifully rendered dew sparkles and bokeh that feel integrated into the scene.

• − The fox's face/muzzle looks slightly warped or overly elongated.
• − The kitten's front paws lack clear toe definition.
• − Higher degree of soft focus makes the fur look slightly less 'ultra-detailed' in some areas.

LongCat-Image

• + Includes all text elements correctly
• + Good vintage line-art texture on the ribbon
• + Dynamic steam design

• − Repetitive text with the word 'Caffè' appearing twice
• − Sloppy typography layout where letters overlap the cloche lines
• − Cluttered composition that lacks the requested minimalism

Seedream 4.0

• + Clean, minimalist vector aesthetic that adheres closely to the prompt style
• + Excellent typographic layout with professional spacing
• + Sophisticated color palette and subtle parchment texture

• − The word 'Florian' has a slight misalignment in the baseline of the letters
• − Steam is a bit small and less impactful compared to the rest of the logo

LongCat-Image

• + Clean vector illustration style.
• + Effective use of the requested NASA color palette.

• − Failed to follow the requested 6-step chronological sequence.
• − Text is nonsensical gibberish.
• − The Saturn V rocket icon is inaccurately depicted as a shuttle-like vehicle.

Seedream 4.0

• + Successfully followed all 6 requested steps in a logical sequence.
• + Text is highly legible and remarkably accurate, including names of the crew.
• + Icons closely match the prompt descriptions, such as the trajectory arc and Saturn V.

• − Step 5 and 6 are slightly merged in the label 'Descent Surface'.
• − The lunar module in step 6 has some minor structural incoherence in its legs.